Cita APA (7a ed.)

Harvey, A. (1911). The castles and walled towns of England. Methuen & Co.

Cita Chicago Style (17a ed.)

Harvey, Alfred. The Castles and Walled Towns of England. London: Methuen & Co, 1911.

Cita MLA (9a ed.)

Harvey, Alfred. The Castles and Walled Towns of England. Methuen & Co, 1911.